Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Nomeie os singles masculinos quando os singles femininos forem Wang Lin e os duplas mistas forem Joachim Fischer Nielsen e Christinna Pedersen.
 ###Tabelas: CREATE TABLE winners (winners_id AUTO_INCREMENT PRIMARY KEY, Tour VARCHAR, Mens singles VARCHAR, Womens singles VARCHAR, Mens doubles VARCHAR, Womens doubles VARCHAR, Mixed doubles VARCHAR) CREATE TABLE pool_1 (pool_1_id AUTO_INCREMENT PRIMARY KEY, Team VARCHAR, Tries for VARCHAR, Tries against VARCHAR, Try diff VARCHAR, Points for VARCHAR, Points against VARCHAR, Points diff VARCHAR) CREATE TABLE football_league_two (football_league_two_id AUTO_INCREMENT PRIMARY KEY, Game INT, Date VARCHAR, Opponent VARCHAR, Venue VARCHAR, Result VARCHAR, Attendance INT) CREATE TABLE construction_details (construction_details_id AUTO_INCREMENT PRIMARY KEY, BR No. VARCHAR, Lot No. INT, Date INT, Built at VARCHAR, Boiler type VARCHAR) CREATE TABLE targets (targets_id AUTO_INCREMENT PRIMARY KEY, HD designation VARCHAR, Constellation VARCHAR, Distance ( ly ) VARCHAR, Spectral type VARCHAR, Signal power ( kW ) INT, Date sent VARCHAR, Arrival date VARCHAR)  
SELECT Mens singles FROM winners WHERE Womens singles = Wang Lin AND Mixed doubles = Joachim Fischer Nielsen Christinna Pedersen